Chalcogen, Quaternary, Kim, Wavenumber of optical phonon

• Na-Nd-O-Ti
• La-Na-O-Ti
• Fe-Ni-O-Zn
• H-La-O-Ti
• Gd-Na-O-Ti
• chalcogen
• quaternary
• oxide
• transitional
• rare earth
• tetragonal
• cubic
• hexagonal
• orthorhombic
• trigonal